109.76% is the change from 123 to 258
Calculation steps:
[( 258 - 123 ) ÷ 123] x 100 = 109.76%
Formula
Percentage change = [(258 - 123) / 123] x 100
Subtract the new number by the original number
258 - 123 = 135
135 ÷ 123 = 1.0975609756097562
1.0975609756097562 x 100 = 109.76%